Apr_24_2001_L642.txt Shift L642 Start at 2001:114:11:30:00 GMT = 2001 Apr 24 7:30am EDT End 2001 Apr 24 10:00am EDT SOT shift report 2001-04-24 L642 See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html, or /proj/ascwww/AXAF/extra/science/htdocs/acis/SOT_reports/Apr_24_2001_L642.txt SOT Lead Bill Podgorski SOT SC/ACA FOT-SI HRC-SI ACIS-SI OTHER Plan: - Running APR2201B on ascending leg. Observing "V 1121+2327" (obsid 1660), a distant galaxy cluster, with ACIS-I. Radiation is low. No COMM this shift Seq # ObsID It Target start time SI Grat RA dec roll slew ---------------------------------------------------------------------------------------------------------- 800128 01660 00 V 1121+2327 2001:113:23:20:25.911 72.1 ACIS-I NONE 170.2069 23.4302 232.55 5.56 800166 02452 00 RX J0910+5422 2001:114:19:50:05.911 66.1 ACIS-I NONE 137.6557 54.3602 250.14 39.49 400107 01029 00 SMC X-1 2001:115:15:00:00.000 6.0 ACIS-S NONE 19.3317 -73.4310 166.50 149.51 ORBITAL EVENTS: 2001:113:15:29:49.782 236 EPERIGEE ORBIT PERIGEE 2001:114:23:14:32.274 237 EAPOGEE ORBIT APOGEE 2001:116:06:58:19.755 237 EPERIGEE ORBIT PERIGEE 2001:117:14:43:01.976 238 EAPOGEE ORBIT APOGEE 2001:118:22:27:47.552 238 EPERIGEE ORBIT PERIGEE EVENTS DONE OBSID -------------- ---- ----- Start Shift 114:1130 Status at last COMM was nominal (see note 1) End of shift 114:1400 NOTES/ISSUES/PROBLEMS --------------------- 1) Status at last COMM: UTC 2001:114:10:58:06 (Apr24) f_ACE 8.99e+01 F_CRM 1.63e+08 Kp 2.7 R km 125433A OBT 2001:114:10:57:30 CTUVCDU 11233407 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 104497050.38 ONLVCDU 11233392 OBC Errs 0 OBSID 1660 EPState SUN SIM TTpos 89823 HETG Angle 79.84 PCADMODE NPNT RA 170.205 Bus V 30.40 SIM FApos -535 LETG Angle 78.34 PCONTROL NPNT Dec 23.431 Bus I 33.81 AOFSTAR GUID Roll 232.550 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang 1.48 Yaw Rate -0.01 HRC-S HV ON ACA CCD Temp -10.4 Dith Zang 7.99 Pitch Rate 0.19 OBSMode NEXT ACA Int Time 1.698 Roll Rate 0.15 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa -0.10 Batt 1 SOC 100.00% Avg HRMA Temp 70.61 FSS Beta -35.53 Batt 2 SOC 100.00% ACIS Stat7-0 64 Avg OBA Temp 50.97 SA Resolv 125.93 Batt 3 SOC 100.00% Cold Rad -127.9 OBA Tavg Fault NFLT SA Sun Pres ILLM Warm Rad -82.0 OBA Trng Fault NFLT +Y SA Amps 16.25 RadMon ENAB HRMA power 66.30 SCS 128 ACT -Y SA Amps 17.23 EPHIN Geom LARG OBA power 172.10 SCS 129 ACT +Y SA Temp 111.43 E150 28.3 SCS 130 ACT -Y SA Temp 112.04 E300 0.7 Roll Mom. 1.956 SCS 107 INAC E1300 0.0 Pitch Mom. -11.474 UpL Cmd Acc 26313 EPH A-Leak 1.0080 P4GM 0.3 Yaw Mom. 0.415 Cmd Rej A 87 EPH B-Leak 0.1800 P41GM 0.0 Current Data: UTC 2001:114:11:56:03 (Apr24) f_ACE 1.03e+02 F_CRM 1.73e+08 Kp 2.7 R km 127765A Currently scheduled FPSI, OTG : ACIS-I NONE Costello Kp : 2.67 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 1.03e+02 Orbit Start Time : 2001:113:15:34:01 Geocentric Distance (km), Orbit Leg : 127688 A CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 2.96479000000e+03 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 2.96479000000e+03 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 2.85745716900e+08 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.73274600000e+08 HRC SP PS = ON Steps 43/54 IM PS = OFF Shield 1 HV = OFF Shield 2 HV = OFF Valid Event Rate 1 = 0 Valid Event Rate 2 = 0 Shield Event Rates = 0 ACIS FP Temp = -119.7 DEA Pwr = 36.5 DPA Pwr = 41.7 Science State = Science Active 2) Notes from 9:00am meeting: Operations (Darrell): - 3 supports last 24 hrs, 2 34m, 1 26m - SSR dumps up to date - 1 load segment uplinked - Good thru 118:0340 - CAP 721 run to re-enable RWA bias speeds (cleanup from NSM recovery) Mission Planning (Sabina): - Ken working on APR30 load, hope to have products out this am and load review at 2pm S/C Engineering(Jeff/Andrew): - Ran CAP 721 to re-enable RWA bias speeds - Productive UNSAFE ACIS meeting held yesterday afternoon. Have started definition of procedures to be followed and actions taken in the event that ACIS is in an unsafe position as we are going into a perigee passage. Andrew has documented this in an E-mail, which also includes action items generated in the meeting. SOT(Bill): - ACE flux levels in 130-214 keV channel are under 100 - No warnings on bad weather DSOPS(Jen) - One quick look (see below) GOT(Mike): - In testing of ground systems failover capability yesterday, the database server database1 hung up and did not complete the automatic failover to database2. Are currently running on database2. - Lost commercial power at about 7am for about 1/2 hour. Office computers were affected, but not any mission critical computers. Elevators were not working for a time. Meetings/events: - 9:30am, HT staff mtg - 11:30am, MSFC managers telecon - 2pm, Load review - 2:30pm, presentation by Paul P. on ACIS instrument - 3pm, ground systems status 3) Quick look data: Seq # ObsID It Target start time SI Grat Comment ---------------------------------------------------------------------------------------------------------- 600206 02072 00 NGC 4552 2001:112:11:32:24.381 55.0 ACIS-S NONE